synthetic tape used in surveying
However, surveying practices and methods vary depending on the geographic location where we work. Country 2 A measuring tape 1.2 Measuring Rod. 4. The width of the strip is about 12 to 16 mm. In fact there are more than 5 types of Tapes used in Land Surveying for linear measurements. 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Invar tapes are expensive than all the other types of tapes. This mobile app for Android or Apple devices also provides quick links to every Location Based Surveyors Hub for easily sharing photos and discussions from the field. The 5 most common types of tapes used in surveying are discussed in this article. Invar tape contains a 6mm wide strip and is available in different lengths of 30m, 50m, 100m. The coefficient of thermal expansion of invar alloy is very low. A brass ring is provided at the end of the tape which is included in the length of the tape. in triangulation work. A woven metallic  tape is an improved version of linen tape. They may corrode easily when exposed to moisture and to prevent this tape, it should be cleaned and oiled after every use. However, synthetic tapes are recommended in place of steel tapes where it is essential to take measurements in the vicinity of electric fences and railway lines, etc. These are generally used for measuring offsets and for ordinary works. Both ends of the linen tape are provided with metallic handles and the whole tape is wounded in leather or metal case. Cloth tape, also known as Linen tape is a varnished strip made of closely woven linen. A steel tape is made of steel or stainless steel. These are used for short measurements. Synthetic tape Made of glass fiber with PVC coating. Invar Tape. Linen Tape. It is not affected by changes in temperature. How to calculate the quantity of water for a given concrete mix.? Also Read: Methods of Measurements and Units of Civil Construction WorksAlso Read: Modern Surveying Instruments and Their Uses. Hence, these tapes are used for high precision works in surveying such as baseline measurement, triangulation surveys, etc. These tapes are generally used for standardizing chains, measurements of constriction works, etc. It consists of a steel strip of 6mm to … The width of the strip is about 12 to 16 mm. A brass ring is provided at the end of the tape which is included in the length of the tape. Invar tapes are expensive than all the other types of tapes. Synthetic tapes are made of glass fibres coated with PVC. Types of Tapes Used in Surveying. Hence, these tapes are not suitable for accurate surveying measurements. Invar tape contains a 6mm wide strip and is available in different lengths of 30m, 50m, 100m. Invar tape contains a 6mm wide strip and is available in different lengths of 30m, 50m, 100m. Please enter your email address. Methods of Measurements and Units of Civil Construction Works, Modern Surveying Instruments and Their Uses, Road User Characteristics in Traffic Engineering, Determination of Water Content in Soil By Torsion Balance Method, Important Parts and Working of Digital Theodolite, How to Maintain Survey Equipment used in Construction? A steel tape is made of steel or stainless steel. These tapes may shrink when exposed to water and also elongate when pulled. All Rights Reserved. It consists of a steel strip of 6mm to 16mm wide. These are generally used for measuring offsets and for ordinary works. Brass or copper made wires are used as reinforcement for the linen material. Voided Concrete Slab System: Its Working, Properties, and Advantages, Rework in Construction: Its Sources and Causes, Louvre Pyramid: The Gigantic Glass Structure in France. As land surveyors themselves, the jbirds know how to take the pain out of building and managing land surveying websites. The coefficient of thermal expansion of invar alloy is very low. Land Surveyors United Community All Rights Reserved © 2020 |, E-mail me when people leave their comments –, DEMOCRATIC REPUBLIC OF THE CONGO SURVEYORS, LAO PEOPLE'S DEMOCRATIC REPUBLIC SURVEYORS, TAIWAN; REPUBLIC OF CHINA (ROC) SURVEYORS, South Georgia and the South Sandwich Islands, Upcoming Surveyor Conferences & Events Worldwide. However, synthetic tapes are recommended in place of steel tapes where it is essential to take measurements in the vicinity of electric fences and railway lines, etc. Global Surveying CommunityExclusively for professional Land Surveyors | DEDICATED TO THE MEMORY OF SKIP FARROW (1953-2015), Report an Issue  |  They may corrode easily when exposed to moisture and to prevent this tape, it should be cleaned and oiled after every use. Linen tapes are light in weight and easy to handle. (adsbygoogle = window.adsbygoogle || []).push({}); Surveying tapes are made of various materials and therefore can be divided into different types as follows. Drag Button to bookmark bar and view submitted links here.Will soon be moved to a directory. Steel tapes generally came up with the metal case with automatic winding device. It is available in lengths of 1m, 5m, 8m, 10m, 20m, 30m and 50m. These are used for survey works such as topographical survey works where minor errors are not taken into consideration. Steel tapes are not flexible and are suitable for measuring leveled surfaces only. The tape is withdrawn from the case by using a hand during measuring and it is rewound into the case by just pressing button provided on the case. These are used for survey works such as topographical survey works where minor errors are not taken into consideration. These are light in weight and flexible. The metallic woven tape is an improved version of linen tape. 3) is … Here are other groups for surveyors around the world to join and contribute knowledge and experiences as a land surveyor: PLEASE DONATE TODAY. These tapes may shrink when exposed to water and also elongate when pulled. Meters, decimeters, and centimeters are graduated in the steel strip. Sign Up to The Constructor to ask questions, answer questions, write articles, and connect with other people. These are used for survey works such as topographical survey works where minor errors are not taken into consideration. Virtual Events for Land Surveyors and Geomatics Professionals Our Virtual Geo Hangouts Hub is a place where Event Planners and Attendees can post and promote upcoming virtual events and stream events live for other Land Surveyors to participate in. You need to be a member of Land Surveyors United - Global Surveying Community to add thoughts!

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